Home / 116,239,976.76-160,411,176.63-64,029,012.39

Finding the Fourth Proportional to 116,239,976.76, 160,411,176.63 and 64,029,012.39

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Solution

The fourth proportional to 116,239,976.76, 160,411,176.63 and 64,029,012.39 is: 88,360,041.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,239,976.76 : 160,411,176.63 = 64,029,012.39 : x
  2. Step 2: Convert to fraction form
    116,239,976.76/160,411,176.63 = 64,029,012.39/x
  3. Step 3: Cross multiply
    116,239,976.76x = 160,411,176.63 × 64,029,012.39
  4. Step 4: Simplify right side
    116,239,976.76x = 10,270,969,215,936,748
  5. Step 5: Solve for x
    x = 10,270,969,215,936,748/116,239,976.76
  6. Step 6: Final answer
    x = 88,360,041.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.